Add user status, signout button to app bar.

client/src/components/appbar/AppBar.tsx

@@ -1,10 +1,11 @@
 import React from 'react';
-import { AppBar as MuiAppBar, Box, Tab as MuiTab, Tabs, IconButton, Typography } from '@material-ui/core';
+import { AppBar as MuiAppBar, Box, Tab as MuiTab, Tabs, IconButton, Typography, Menu, MenuItem } from '@material-ui/core';
 import CloseIcon from '@material-ui/icons/Close';
 import SearchIcon from '@material-ui/icons/Search';
 import LocalOfferIcon from '@material-ui/icons/LocalOffer';
 import { Link, useHistory } from 'react-router-dom';
 import { WindowType } from '../windows/Windows';
+import { useAuth } from '../../lib/useAuth';
 
 export enum AppBarTab {
     Query = 0,
@@ -13,19 +14,58 @@ export enum AppBarTab {
 
 export const appBarTabProps: Record<any, any> = {
     [AppBarTab.Query]: {
-        label: <Box display="flex"><SearchIcon/><Typography variant="button">Query</Typography></Box>,
+        label: <Box display="flex"><SearchIcon /><Typography variant="button">Query</Typography></Box>,
         path: "/query",
     },
     [AppBarTab.Tags]: {
-        label: <Box display="flex"><LocalOfferIcon/><Typography variant="button">Tags</Typography></Box>,
+        label: <Box display="flex"><LocalOfferIcon /><Typography variant="button">Tags</Typography></Box>,
         path: "/tags",
     },
 }
 
+export function UserMenu(props: {
+    position: null | number[],
+    open: boolean,
+    onLogout: () => void,
+    onClose: () => void,
+}) {
+    let auth = useAuth();
+    const pos = props.open && props.position ?
+        { left: props.position[0], top: props.position[1] }
+        : { left: 0, top: 0 }
+
+    return <Menu
+        open={props.open}
+        anchorReference="anchorPosition"
+        anchorPosition={pos}
+        keepMounted
+        onClose={props.onClose}
+    >
+        <Box p={2}>
+            {auth.user?.email || "Unknown user"}
+            <MenuItem
+                onClick={() => {
+                    props.onClose();
+                    props.onLogout();
+                }}
+            >Sign out</MenuItem>
+        </Box>
+    </Menu>
+}
+
 export default function AppBar(props: {
     selectedTab: AppBarTab | null
 }) {
-    const history = useHistory();
+    let history = useHistory();
+    let auth = useAuth();
+
+    const [userMenuPos, setUserMenuPos] = React.useState<null | number[]>(null);
+    const onOpenUserMenu = (e: any) => {
+        setUserMenuPos([e.clientX, e.clientY])
+    };
+    const onCloseUserMenu = () => {
+        setUserMenuPos(null);
+    };
 
     return <>
         <MuiAppBar position="static" style={{ background: 'grey' }}>
@@ -35,18 +75,30 @@ export default function AppBar(props: {
                         <img height="30px" src={process.env.PUBLIC_URL + "/logo.svg"} alt="error"></img>
                     </Box>
                 </Link>
-                <Tabs
-                    value={props.selectedTab}
-                    onChange={(e: any, val: AppBarTab) => history.push(appBarTabProps[val].path)}
-                    variant="scrollable"
-                    scrollButtons="auto"
-                >
-                    {Object.keys(appBarTabProps).map((tab: any, idx: number) => <MuiTab
-                        label={appBarTabProps[tab].label}
-                        value={idx}
-                    />)}
-                </Tabs>
+                <Box flexGrow={1}>
+                    {auth.user && <Tabs
+                        value={props.selectedTab}
+                        onChange={(e: any, val: AppBarTab) => history.push(appBarTabProps[val].path)}
+                        variant="scrollable"
+                        scrollButtons="auto"
+                    >
+                        {Object.keys(appBarTabProps).map((tab: any, idx: number) => <MuiTab
+                            label={appBarTabProps[tab].label}
+                            value={idx}
+                        />)}
+                    </Tabs>}
+                </Box>
+                {auth.user && <IconButton
+                    color="primary"
+                    onClick={(e: any) => { onOpenUserMenu(e) }}
+                >{auth.user.icon}</IconButton>}
             </Box>
         </MuiAppBar>
+        <UserMenu
+            position={userMenuPos}
+            open={userMenuPos !== null}
+            onClose={onCloseUserMenu}
+            onLogout={auth.signout}
+        />
     </>
 }

client/src/lib/useAuth.tsx

@@ -1,52 +1,14 @@
 // Note: Based on https://usehooks.com/useAuth/
 
-// import React from "react";
-// import { ProvideAuth } from "./use-auth.js";
-// function App(props) {
-//     return (
-//         <ProvideAuth>
-//             {/* 
-//         Route components here, depending on how your app is structured.
-//         If using Next.js this would be /pages/_app.js
-//       */}
-//         </ProvideAuth>
-//     );
-// }
 
-// // Any component that wants auth state
-// import React from "react";
-// import { useAuth } from "./use-auth.js";
-
-// function Navbar(props) {
-//     // Get auth state and re-render anytime it changes
-//     const auth = useAuth();
-
-//     return (
-//         <NavbarContainer>
-//             <Logo />
-//             <Menu>
-//                 <Link to="/about">About</Link>
-//                 <Link to="/contact">Contact</Link>
-//                 {auth.user ? (
-//                     <Fragment>
-//                         <Link to="/account">Account ({auth.user.email})</Link>
-//                         <Button onClick={() => auth.signout()}>Signout</Button>
-//                     </Fragment>
-//                 ) : (
-//                         <Link to="/signin">Signin</Link>
-//                     )}
-//             </Menu>
-//         </NavbarContainer>
-//     );
-// }
-
-// Hook (use-auth.js)
-
-import React, { useState, useEffect, useContext, createContext } from "react";
+import React, { useState, useContext, createContext, ReactFragment } from "react";
+import PersonIcon from '@material-ui/icons/Person';
 import * as serverApi from '../api';
 
 export interface AuthUser {
     id: number,
+    email: string,
+    icon: ReactFragment,
 }
 
 export interface Auth {
@@ -92,7 +54,9 @@ function useProvideAuth() {
             }
 
             const user = {
-                id: json.userId
+                id: json.userId,
+                email: email,
+                icon: <PersonIcon/>,
             }
             setUser(user);
             return user;